Currently Ubuntu 11.x does not allow for all Khmer vowels to be correctly typed. If you’ve had trouble typing Khmer in Ubuntu, try this solution and see if it works – it should allow the NiDA keyboard that comes with Ubuntu to be fully used. Here’s how it can be fixed: 1. Type sudo gedit /etc/environment 2. Add a line GTK_IM_MODULE=xim 3. Save and close. 4.Then in terminal type: sudo gedit /usr/share/X11/locale/en_US.UTF-8/Compose 5. Gedit should open, search for Khmer and make sure the following exists (if not, copy and paste it in): # # Khmer digraphs # <U17ff> : “ាំ”…